Summary
This paper contains some new results on the oscillatory behaviours of differential inequalities (Nz) and (Lz) caused by retarded, advanced and general deviating arguments gi(t) (i=1,...,n).
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Werbowski, J. Oscillations of first-order differential inequalities with deviating arguments. Annali di Matematica pura ed applicata 140, 383–392 (1985). https://doi.org/10.1007/BF01776858
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DOI: https://doi.org/10.1007/BF01776858